private void updateEnabled() {
    combo.setEnabled(action.isSelected());
    list.setEnabled(action.isSelected());

    boolean iconControlsEnabled = !separator.isSelected();
    builtin.setEnabled(iconControlsEnabled);
    file.setEnabled(iconControlsEnabled);
    builtinCombo.setEnabled(iconControlsEnabled && builtin.isSelected());
    fileButton.setEnabled(iconControlsEnabled && file.isSelected());
  }
  private void updateList() {
    ActionSet actionSet = (ActionSet) combo.getSelectedItem();
    EditAction[] actions = actionSet.getActions();
    Vector listModel = new Vector(actions.length);

    for (int i = 0; i < actions.length; i++) {
      EditAction action = actions[i];
      String label = action.getLabel();
      if (label == null) continue;

      listModel.addElement(new ToolBarOptionPane.Button(action.getName(), null, null, label));
    }

    MiscUtilities.quicksort(listModel, new ToolBarOptionPane.ButtonCompare());
    list.setListData(listModel);
  }